hadoop-mapreduce-dev mailing list archives

[jira] Resolved: (MAPREDUCE-1817) JT and TT should not have to match build versions

Date

Thu, 27 May 2010 15:56:40 GMT

[ https://issues.apache.org/jira/browse/MAPREDUCE-1817?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Eli Collins resolved MAPREDUCE-1817.
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Resolution: Not A Problem
> JT and TT should not have to match build versions
> -------------------------------------------------
>
> Key: MAPREDUCE-1817
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1817
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: tasktracker
> Affects Versions: 0.20.1, 0.20.2, 0.20.3, 0.21.0, 0.22.0
> Reporter: Eli Collins
> Fix For: 0.22.0
>
>
> TaskTracker#offerService checks for a match with the JT VersionInfo#getBuildVersion,
and fails if they are the same version but happen to be built at a different time of day.
It seems like the correct test is VersionInfo#getRevision. fwiw the NN and DN do not have
to match build versions.
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